Home / 9,982,576.15-13,775,955.05-5,398,897.52

Finding the Fourth Proportional to 9,982,576.15, 13,775,955.05 and 5,398,897.52

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Solution

The fourth proportional to 9,982,576.15, 13,775,955.05 and 5,398,897.52 is: 7,450,478.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,576.15 : 13,775,955.05 = 5,398,897.52 : x
  2. Step 2: Convert to fraction form
    9,982,576.15/13,775,955.05 = 5,398,897.52/x
  3. Step 3: Cross multiply
    9,982,576.15x = 13,775,955.05 × 5,398,897.52
  4. Step 4: Simplify right side
    9,982,576.15x = 74,374,969,603,013.61
  5. Step 5: Solve for x
    x = 74,374,969,603,013.61/9,982,576.15
  6. Step 6: Final answer
    x = 7,450,478.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.